Translation of bemannt

This Thursday afternoon a group of twenty five belonging to the Language Institute of English will take a trip to the Canadian city Montreal, accompanied and well protected by the bodyguard Linda.
These are the guys who need to be blames. They are primitive, ignorant, selfish and they appear to me as thought they are confined in their ideas. They cannot think outside the box for even once.
We booked a tour for the next two days, one on a boat and the other on foot. In one of the agencies we met a nice couple and decided to stay in touch with them and have dinner together.